Is Magnesium Benzoate safe in cosmetics?
Magnesium Benzoate has a safety rating of "MODERATE" in our database. EU status: permitted. US status: permitted.
Moderate
Cosmetic Ingredient
Magnesium Benzoate
Also known as: Benzoic acid, magnesium salt, Brino, EINECS 209-045-2, UNII-K3J0WY6SYW
INCI: MAGNESIUM BENZOATE
Magnesium Benzoate (CAS 553-70-8) is a cosmetic cosmetic ingredient functioning as Preservative. EU Regulation 1223/2009 status: permitted, max 0.5%. Industrial safety data is also available in the chemical safety database. Same-CAS public records also appear in industrial chemical safety and pharmaceutical data.
View industrial chemical safety profile for CAS 553-70-8 →
Auto-generated CPSR Part A draft with source citations
Function
Preservative
Safety Rating
MODERATE
Chemistry & Identifiers
IUPAC Name
magnesium dibenzoate
InChIKey
PJJZFXPJNUVBMR-UHFFFAOYSA-L
Regulatory Status
EU EU Status
permitted
EU Max Conc.
0.5%
US US Status
permitted
US Notes
Allowed. Benzoic acid and its salts are permitted preservatives in cosmetics
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Magnesium Benzoate.
Calculate MoS for your specific formulation with the MoS Calculator.
Function Categories & List Membership
Cosmetic/Chemical Function Categories
Preservative
Expert Verdict
Expert safety assessment and concern-level summary for Magnesium Benzoate.
Regulatory Flags
preservative
Known Synonyms
Benzoic acid, magnesium salt
Brino
EINECS 209-045-2
UNII-K3J0WY6SYW
Chemical Function
Preservative
Regulatory Lists
inert_ingredient; Pesticides
inert_ingredient; non_food_use; Pesticides
inert_ingredient; non_food_use; Pesticides
Australian Status
AICIS status: listed
Cross-Vertical Safety Context
Same-CAS public records found in pharmaceutical data.
SOURCE
ChEMBL / DrugCentral / FAERS
DB_PHARMA CAS match
Pharmaceutical Data
Same-CAS rows from the pharmaceutical spoke database.
ChEMBL ID
CHEMBL3561058
Frequently Asked Questions
Is Magnesium Benzoate allowed in the EU?
Magnesium Benzoate EU regulatory status: permitted. Maximum allowed concentration: 0.5%. This is based on EU Regulation 1223/2009 and its amendments.
What does Magnesium Benzoate do in cosmetics?
Magnesium Benzoate functions as: Preservative. It is classified as a cosmetic ingredient in our database. CAS number: 553-70-8.
Is Magnesium Benzoate used outside cosmetics?
Magnesium Benzoate also appears in industrial chemical safety and pharmaceutical data. The cross-vertical cards on this page render same-CAS public rows from the matched databases.
Compliance Tools
Check Magnesium Benzoate compliance across multiple jurisdictions:
Ingredient Decoder
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82 Allergen Checker
Check for EU declarable fragrance allergens
Substance Compliance
Check compliance across multiple jurisdictions
MoS Calculator
Calculate Margin of Safety using SCCS methodology
Heavy Metal Limits
Compare limits across jurisdictions
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